In order to make sure that you never get accused of sending spam, it's important to have a deep understanding of it.

Email Marketing Glossary

Cost Per Thousand (CPM)

In marketing, CPM commonly refers to the cost per 1,000 (one thousand) names on a given list or impressions served. For example, if you buy a list priced at $10 CPM, you would be paying $0.01 per email address.